﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Dynamic;
namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            Apple apple  = new Apple();
            
            var jia = apple.Jia(9, 1);
            var jian = apple.Jian(5,2);
            var chen = apple.Chen(2,5);
            var chu = apple.Chu(10,5);
            Console.WriteLine("加{0}减{1}乘{2}除{3}", jia, jian, chen, chu);

            

            Console.ReadKey();
           
        }
       
    }
}
